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Finding the Fourth Proportional to 451,034.12, 676,591.16 and 118,610.12

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Solution

The fourth proportional to 451,034.12, 676,591.16 and 118,610.12 is: 177,925.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,034.12 : 676,591.16 = 118,610.12 : x
  2. Step 2: Convert to fraction form
    451,034.12/676,591.16 = 118,610.12/x
  3. Step 3: Cross multiply
    451,034.12x = 676,591.16 × 118,610.12
  4. Step 4: Simplify right side
    451,034.12x = 80,250,558,678.54
  5. Step 5: Solve for x
    x = 80,250,558,678.54/451,034.12
  6. Step 6: Final answer
    x = 177,925.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.